If you move apps between a SD card and internal storage (either direction), those apps will get stuck in a pending state. The workaround to get your apps working again is to uninstall the app through Settings > System > Storage (apps cannot be uninstalled from All apps list). Then you can re-install the app from the Store.

Cortana’s text to speech capabilities is not working in this build. For example, Cortana won’t be able to read text messages out loud for you, tell jokes, sing, or give verbal prompts.

So, there you have it. Those are the known issues with Windows 10 Mobile Insider Preview build 14905. Have you noticed any other issues? Let us know by dropping us a comment below!